4mm, 5mm, 8mm, 10mm or 12mm Cartridge Heaters
$1.5
Specifications:
25W Cartridge Heater
Wires: 1 Meter
Heater element: 6*20mm
12V or 24V 25Watt
Blue Teflon coating
40W is overheating for materials that it really requires and putting the 3d printing in danger. 25W is a proper cartridge heater for this.
For 40W cartridge heater for 3D printers please check
https://robotdigg.com/product/19/
